Kokuyo Campus Notebook 10 Pieces- Semi B5 (7 X 9.8 Inches) - Normal Rule(0.28 Inches) - 30 Lines X 80 Sheets 10 pieces and 80 sheets (160 pages) are good for your long-term use. Thick spine is suitable for writing characters directly. Scales are set at top and bottom of each page as guides for making lines vertically. Excellent quality of paper makes it easy for you to write quickly in classrooms, speeches, and interviewing.